climbing.
Mountain Climbing Forms of mo- untain climbing Basic equipment 51.____ Rock climbing Pitons 52.____ links Chocks Glaciers snow and ice climbing 53.____ Ice 54．____ Rough 55.____ Mixed climbing All the above land Snow and ice 56.____ slopes Ⅴ.书面表达(满分25分) 假如你是李明，在校运动会上获得百米短跑第一名。老师和同学要求你在班会上谈谈自己进行体育锻炼的体会。请你用英语写一个发言稿。内容要点如下：
1．现在越来越多的人对运动感兴趣，因为体育运动不仅可以锻炼身体，而且可以培养人的意志；
2．你小时候身体很弱，经常感冒，学习时间长了就感到疲倦；
3．从12岁起，你开始练习跑步，这对你的身体很有好处，你的学习成绩进步也很快；
4．希望大家积极参加各种体育运动。
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The most difficult Much 60.____ Ice gullies Diffic- ult Nearby cliffs Not too 57.____ Place to practise Degree Required 58.____ Learn how to use basic equipment Learn how to use basic equipment 59.____ what happens to ice and snow ______________________________________________________________